The Nut,plain,round, cataloged under National Stock Number 5310-00-020-0241, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Astronautics Corporation of America. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-020-0241 |
| Primary Part Number | 104664 |
| Item Name | Nut,plain,round |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Astronautics Corporation of America |
| Status | ACTIVE |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Material Document and Classification | QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.086 INCHES IN |
| Drive Point Depth | 0.070 INCHES NOMINAL IN |
| Nut Thickness | 0.274 INCHES MINIMUM AND 0.276 INCHES MAXIMUM IN |
| Drive Point Diameter | 0.040 INCHES NOMINAL IN |
| Drive Point Quantity | 2 |
| Thread Class | 2B |
| Thread Quantity Per Inch | 56 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 104664 PRIMARY | Astronautics Corporation of America (USA) |
NSN 5310-00-020-0241 is a Nut,plain,round, manufactured by Astronautics Corporation of America, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-020-0241 has 1 manufacturer part number on file: 104664 (Astronautics Corporation of America).
1 possible match (shared part number, not a government interchangeability claim): 6105-00-681-1326. Verify interchangeability with system specifications before substitution.
Key specifications for 104664: Thread Series: UNIFIED NATIONAL COARSE (UNC); Material Document and Classification: QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.086 INCHES IN. 10 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.